1. Pulmonary emphysema in Ibadan. A pathological study of unselected necropsy lungs;Alli, A.F.;Tropical and Geographical Medicine,1972
2. Prevalence of emphysema in 67 unselected male necropsies;Boushy, S.F.; Greenberg, S.D.; Jenkins, D.E.;Diseases of the Chest,1968
3. Aspects of lung cancer in Jamaica;Bras, G.; Whimster, W.F.; Patrick, A.L.; WooMing, M.;Cancer,1972
4. Geographical distribution of cancer;Doll, R.;British Journal of Cancer,1969
5. Vergleichende morphologische Untersuchungen zur Haufigkeit des Lungenemphysems;Gough, J.; Ryder, R.C.; Otto, H.; Heller, G.,1967